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Najran Region, Arab Saudi

Yadamah · Kualitas udara

Rabu, 4 Nov · Asia/Riyadh

Yadamah air quality

US air quality index

54

Sedang

US EPA scale

  1. Baik0–50
  2. Sedang51–100Current category
  3. Tidak sehat bagi kelompok sensitif101–150
  4. Tidak sehat151–200
  5. Sangat tidak sehat201–300
  6. Berbahaya301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

Semua polutan

PM1
4 µg/m³
PM2.5
14 µg/m³
PM10
59 µg/m³
Ozon
55,7 µg/m³
Nitrogen dioksida
1,7 µg/m³
Sulfur dioksida
1 µg/m³
Karbon monoksida
116,3 µg/m³
European AQI (separate scale)
4